<template>
    <div id="buycart">
        <div class='info'>
            <span>30天无忧退货</span>
            <span>48小时快速退款</span>
            <span>满88元免邮费</span>
        </div>
        <div class="list">
            <div class="cartItem" v-for="(item,index) in cartList" :key="index">
                <van-checkbox @change="checkEvent($event,item)" v-model="item.checked"></van-checkbox>
                <van-image
                        fit='cover'
                        width="70"
                        height="70"
                        :src="item.list_pic_url"
                />
                <div class="proBrief">
                    <div class="title">

                        <span>{{item.goods_name}}</span>
                        <span class="num">X{{item.number}}</span>
                    </div>
                    <p class="brief">{{item.goods_specifition_name_value}}</p>
                    <p class="price">￥ {{item.retail_price}}</p>
                </div>
            </div>
        </div>
        <van-submit-bar
                :price="cartTotal.checkedGoodsAmount*100"
                button-text="提交订单"
                @submit="onSubmit"
        >
            <van-checkbox v-model="checkedAll">全选</van-checkbox>

        </van-submit-bar>
        <tab-btn></tab-btn>
    </div>
</template>

<script>
    import {mapState} from 'vuex';
    import axios from 'axios'
    import {Checkbox,SubmitBar,Image} from 'vant'
    import tabBtn from "../components/tabBtn";

    let mapStateObj = mapState(['cartTotal','cartList'])
    export default {
        data(){
            return {
                checked:true
            }
        },
        components:{
            tabBtn,
            [Checkbox.name]:Checkbox,
            [SubmitBar.name]:SubmitBar,
            [Image.name]:Image
        },
        computed:{
            checkedAll:{
                set(val){
                    console.log(val,'设置全选')
                },
                get(){
                    if(this.cartTotal.goodsCount==this.cartTotal.checkedGoodsCount){
                        return true;
                    }else{
                        return false;
                    }
                }
            },
            ...mapStateObj,
        },
        created(){
            this.$store.dispatch('AjaxCart')
        },
        mounted(){
            console.log(this.cartList)
        },
        methods:{
            onSubmit:function(){

            },
            checkEvent:async function(event,item){
                console.log(item)
                let res = await axios.post(this.$root.api.CartChecked,{isChecked: Number(event),productIds: item.product_id})
                let data = res.data.data
                console.log(data)
                this.$store.commit('setCarList',data.cartList),
                    this.$store.commit('setCartTotal',data.cartTotal)
                this.$forceUpdate()
            }
        }

    }
</script>

<style lang="less">
    #buycart{
        .info{
            display: flex;
            justify-content: space-around;
            font-size: 12px;
            color: #999;
            height: 24px;
            line-height: 24px;
            background: #efefef;
            span{
                position: relative;
            }
            span::before{
                content:"";
                display: block;
                position: absolute;
                left: -10px;
                top: 8px;
                width: 4px;
                height: 4px;
                border-radius: 2px;
                border: 1px solid red;

            }
        }
        .cartItem{
            padding: 0 5px;
            display: flex;
            align-items: center;
            padding: 10px 5px;
            .van-checkbox{
                margin: 0 5px;
            }
            .van-image{
                background: #efefef;
            }
            .proBrief{
                flex: 1;
                display: flex;
                flex-direction: column;
                justify-content: space-between;
                align-items: flex-start;
                height: 70px;
                padding: 0 10px;
                .title{
                    width: 100%;
                    font-size: 14px;
                    display: flex;
                    justify-content: space-between;
                }
                .brief{
                    color: #999;
                    font-size: 12px;
                }
            }

        }
        .van-submit-bar {
            position: absolute;
            bottom: 50px;
        }
    }

</style>